Telephone handset



FIG. 1 is a front, top and left side perspective view of a telephone handset showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a front end elevational view thereof;

FIG. 4 is a rear end elevational view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a telephone handset, as shown and described. 